window can be used to charge your mobile phone or mP3player in the car, office or at home with the integrated1400mah rechargeable lithium battery. Because the chargercan stick to a window it always faces the sun. This makes thesolar charging process even more efficient. The charger hasan USB output and mini-USB input. including a mini USBcable. Size 11 x 11 x 1,8 cm.